Global Positioning System (GPS)

Essay specific features

 

Issue:

Science

 

Written by:

Michael R

 

Date added:

May 3, 2011

 

Level:

University

 

Grade:

A

 

No of pages / words:

2 / 407

 

Was viewed:

2180 times

 

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Essay content:

The receiver uses the time difference between the time of signal reception and the broadcast time to compute the range to the satellite. The receiver must account for propagation delays caused by the ionosphere and the troposphere. With three ranges to three satellites and knowing the location of the satellite when the signal was sent, the receiver can compute its three-dimensional position...
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With three ranges to three satellites and knowing the location of the satellite when the signal was sent, the receiver can compute its three-dimensional position. 24 GPS satellites orbit the earth Applications include hand-held telematics, fleet tracking and vehicle management systems - wireless communication devices designed for automobiles providing drivers with personalized information, messaging, entertainment and location-specific travel and security services...
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